Posted on September 22, 2015 by Patrick Wall in Chalkbeat New York Chalkbeat New York, By Patrick Wall Last year’s school-performance report for P.S. 15 in the Lower East Side paints a troubling picture: only 2 percent of students passed the state English exams, and 6 percent passed math. But there is a telling number the report leaves out: 46 percent of P.S. 15 students lacked permanent housing the year before, making them more likely to miss class, earn lower test scores, and switch schools mid-year, experts say.